from turtle import *

def back():
    pencolor("black")
    fillcolor("red")
    circle(100)
    penup()
    goto(0,-250)
    pensize(10)
    setheading(0)
    begin_fill()
    circle(250)
    end_fill()
    penup()
    goto(0,-160)
    pensize(10)
    setheading(0)
    begin_fill()
    circle(160)
    end_fill()

pensize(1)
penup()
setheading(90)
forward(200)
pendown()
left(60)
circle(45)
circle(30)
circle(15)
done()